We recieved a customization order of heat shrink tubing for fiber optic closures . 

Heat shrink tubing for fiber optic closures made up of 3 parts . 

1. PE heat shrink tubing , it is medium wall heat shrink tubing . 

2. EVA glue , it is inside of heat shrink tubing , normally it is black color .

   

   It is sprial glue in the picture , and there is another kind , straight glue , we had introduced many times . 

3. Thermo paint . When you heat the heat shrink tubing , the paint will disapear slowly to tell you whether it is heat enough .

There are many requirements from our customers in the past . 

1. Spray words on the tubing for you . 

2. Red glue .

3. The length of the side without glue . 

We can also produce special  sizes for customers , but the MOQ will be a big quantity , and price will be more higher .